28677818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 48033216

約数和(自身を除く): 19355398

約数列:

[1, 2, 13, 26, 43, 86, 113, 226, 227, 454, 559, 1118, 1469, 2938, 2951, 4859, 5902, 9718, 9761, 19522, 25651, 51302, 63167, 126334, 126893, 253786, 333463, 666926, 1102993, 2205986, 14338909, 28677818]

約数ペア:

[(1, 28677818), (2, 14338909), (13, 2205986), (26, 1102993), (43, 666926), (86, 333463), (113, 253786), (226, 126893), (227, 126334), (454, 63167), (559, 51302), (1118, 25651), (1469, 19522), (2938, 9761), (2951, 9718), (4859, 5902)]